Languages

The unity of the Santa Isabel languages is fully supported by a 2008 analysis of the Austronesian Basic Vocabulary Database The internal structure differs; however, according to Ethnologue

Ethnologue

Ethnologue: Languages of the World is a web and print publication of SIL International , a Christian linguistic service organization, which studies lesser-known languages, to provide the speakers with Bibles in their native language and support their efforts in language development.The Ethnologue...

, the languages in question (the Central and Eastern Santa Isabel languages) are close enough that they can use the same literature.

• West Santa Isabel
  • Zabana (Kia)
  • Laghu
    Laghu language
    Laghu , also known as Hoatana or Katova, is an extinct language of Santa Isabel in the Solomon Islands. Its last speaker died in 1984...
    
    
• Central–East Isabel
  • Kokota
    Kokota language
    Kokota is an Austronesian language spoken by perhaps as many as 1,200 people in three villages on Santa Isabel in the Solomon Islands. The villages of Goveo and Sisiga lie on the north coast, while Hurepelo lies on the south coast...
    
    
  • Zazao–Holo
    • Zazao (Kilokaka)
    • Cheke Holo (Maringe and Hograno)

There are two other languages in Ethnologue not included in the 2008 analysis: Blablanga, classified as Central with Kokota and Zazao, and Gao, classified as Eastern with Cheke Holo.